/**
 * #      1625
 * 名称   执行操作后字典序最小的字符串
 * 链接   https://leetcode-cn.com/problems/lexicographically-smallest-string-after-applying-operations
 * 题解   [49](https://leetcode-cn.com/problems/lexicographically-smallest-string-after-applying-operations/solution)
 * 通过率 53.4%
 * 难道   中等
 */

